include/linux/cper.h

   1 /*
   2  * UEFI Common Platform Error Record
   3  *
   4  * Copyright (C) 2010, Intel Corp.
   5  *      Author: Huang Ying <ying.huang@intel.com>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License version
   9  * 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #ifndef LINUX_CPER_H
  22 #define LINUX_CPER_H
  23
  24 #include <linux/uuid.h>
  25
  26 /* CPER record signature and the size */
  27 #define CPER_SIG_RECORD                         "CPER"
  28 #define CPER_SIG_SIZE                           4
  29 /* Used in signature_end field in struct cper_record_header */
  30 #define CPER_SIG_END                            0xffffffff
  31
  32 /*
  33  * CPER record header revision, used in revision field in struct
  34  * cper_record_header
  35  */
  36 #define CPER_RECORD_REV                         0x0100
  37
  38 /*
  39  * Severity difinition for error_severity in struct cper_record_header
  40  * and section_severity in struct cper_section_descriptor
  41  */
  42 #define CPER_SER_RECOVERABLE                    0x0
  43 #define CPER_SER_FATAL                          0x1
  44 #define CPER_SER_CORRECTED                      0x2
  45 #define CPER_SER_INFORMATIONAL                  0x3
  46
  47 /*
  48  * Validation bits difinition for validation_bits in struct
  49  * cper_record_header. If set, corresponding fields in struct
  50  * cper_record_header contain valid information.
  51  *
  52  * corresponds platform_id
  53  */
  54 #define CPER_VALID_PLATFORM_ID                  0x0001
  55 /* corresponds timestamp */
  56 #define CPER_VALID_TIMESTAMP                    0x0002
  57 /* corresponds partition_id */
  58 #define CPER_VALID_PARTITION_ID                 0x0004
  59
  60 /*
  61  * Notification type used to generate error record, used in
  62  * notification_type in struct cper_record_header
  63  *
  64  * Corrected Machine Check
  65  */
  66 #define CPER_NOTIFY_CMC                                                 \
  67         UUID_LE(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4,     \
  68                 0xEB, 0xD4, 0xF8, 0x90)
  69 /* Corrected Platform Error */
  70 #define CPER_NOTIFY_CPE                                                 \
  71         UUID_LE(0x4E292F96, 0xD843, 0x4a55, 0xA8, 0xC2, 0xD4, 0x81,     \
  72                 0xF2, 0x7E, 0xBE, 0xEE)
  73 /* Machine Check Exception */
  74 #define CPER_NOTIFY_MCE                                                 \
  75         UUID_LE(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB,     \
  76                 0xE1, 0x49, 0x13, 0xBB)
  77 /* PCI Express Error */
  78 #define CPER_NOTIFY_PCIE                                                \
  79         UUID_LE(0xCF93C01F, 0x1A16, 0x4dfc, 0xB8, 0xBC, 0x9C, 0x4D,     \
  80                 0xAF, 0x67, 0xC1, 0x04)
  81 /* INIT Record (for IPF) */
  82 #define CPER_NOTIFY_INIT                                                \
  83         UUID_LE(0xCC5263E8, 0x9308, 0x454a, 0x89, 0xD0, 0x34, 0x0B,     \
  84                 0xD3, 0x9B, 0xC9, 0x8E)
  85 /* Non-Maskable Interrupt */
  86 #define CPER_NOTIFY_NMI                                                 \
  87         UUID_LE(0x5BAD89FF, 0xB7E6, 0x42c9, 0x81, 0x4A, 0xCF, 0x24,     \
  88                 0x85, 0xD6, 0xE9, 0x8A)
  89 /* BOOT Error Record */
  90 #define CPER_NOTIFY_BOOT                                                \
  91         UUID_LE(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62,     \
  92                 0xD4, 0x64, 0xB3, 0x8F)
  93 /* DMA Remapping Error */
  94 #define CPER_NOTIFY_DMAR                                                \
  95         UUID_LE(0x667DD791, 0xC6B3, 0x4c27, 0x8A, 0x6B, 0x0F, 0x8E,     \
  96                 0x72, 0x2D, 0xEB, 0x41)
  97
  98 /*
  99  * Flags bits definitions for flags in struct cper_record_header
 100  * If set, the error has been recovered
 101  */
 102 #define CPER_HW_ERROR_FLAGS_RECOVERED           0x1
 103 /* If set, the error is for previous boot */
 104 #define CPER_HW_ERROR_FLAGS_PREVERR             0x2
 105 /* If set, the error is injected for testing */
 106 #define CPER_HW_ERROR_FLAGS_SIMULATED           0x4
 107
 108 /*
 109  * CPER section header revision, used in revision field in struct
 110  * cper_section_descriptor
 111  */
 112 #define CPER_SEC_REV                            0x0100
 113
 114 /*
 115  * Validation bits difinition for validation_bits in struct
 116  * cper_section_descriptor. If set, corresponding fields in struct
 117  * cper_section_descriptor contain valid information.
 118  *
 119  * corresponds fru_id
 120  */
 121 #define CPER_SEC_VALID_FRU_ID                   0x1
 122 /* corresponds fru_text */
 123 #define CPER_SEC_VALID_FRU_TEXT                 0x2
 124
 125 /*
 126  * Flags bits definitions for flags in struct cper_section_descriptor
 127  *
 128  * If set, the section is associated with the error condition
 129  * directly, and should be focused on
 130  */
 131 #define CPER_SEC_PRIMARY                        0x0001
 132 /*
 133  * If set, the error was not contained within the processor or memory
 134  * hierarchy and the error may have propagated to persistent storage
 135  * or network
 136  */
 137 #define CPER_SEC_CONTAINMENT_WARNING            0x0002
 138 /* If set, the component must be re-initialized or re-enabled prior to use */
 139 #define CPER_SEC_RESET                          0x0004
 140 /* If set, Linux may choose to discontinue use of the resource */
 141 #define CPER_SEC_ERROR_THRESHOLD_EXCEEDED       0x0008
 142 /*
 143  * If set, resource could not be queried for error information due to
 144  * conflicts with other system software or resources. Some fields of
 145  * the section will be invalid
 146  */
 147 #define CPER_SEC_RESOURCE_NOT_ACCESSIBLE        0x0010
 148 /*
 149  * If set, action has been taken to ensure error containment (such as
 150  * poisoning data), but the error has not been fully corrected and the
 151  * data has not been consumed. Linux may choose to take further
 152  * corrective action before the data is consumed
 153  */
 154 #define CPER_SEC_LATENT_ERROR                   0x0020
 155
 156 /*
 157  * Section type definitions, used in section_type field in struct
 158  * cper_section_descriptor
 159  *
 160  * Processor Generic
 161  */
 162 #define CPER_SEC_PROC_GENERIC                                           \
 163         UUID_LE(0x9876CCAD, 0x47B4, 0x4bdb, 0xB6, 0x5E, 0x16, 0xF1,     \
 164                 0x93, 0xC4, 0xF3, 0xDB)
 165 /* Processor Specific: X86/X86_64 */
 166 #define CPER_SEC_PROC_IA                                                \
 167         UUID_LE(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA,     \
 168                 0x24, 0x2B, 0x6E, 0x1D)
 169 /* Processor Specific: IA64 */
 170 #define CPER_SEC_PROC_IPF                                               \
 171         UUID_LE(0xE429FAF1, 0x3CB7, 0x11D4, 0x0B, 0xCA, 0x07, 0x00,     \
 172                 0x80, 0xC7, 0x3C, 0x88, 0x81)
 173 /* Platform Memory */
 174 #define CPER_SEC_PLATFORM_MEM                                           \
 175         UUID_LE(0xA5BC1114, 0x6F64, 0x4EDE, 0xB8, 0x63, 0x3E, 0x83,     \
 176                 0xED, 0x7C, 0x83, 0xB1)
 177 #define CPER_SEC_PCIE                                                   \
 178         UUID_LE(0xD995E954, 0xBBC1, 0x430F, 0xAD, 0x91, 0xB4, 0x4D,     \
 179                 0xCB, 0x3C, 0x6F, 0x35)
 180 /* Firmware Error Record Reference */
 181 #define CPER_SEC_FW_ERR_REC_REF                                         \
 182         UUID_LE(0x81212A96, 0x09ED, 0x4996, 0x94, 0x71, 0x8D, 0x72,     \
 183                 0x9C, 0x8E, 0x69, 0xED)
 184 /* PCI/PCI-X Bus */
 185 #define CPER_SEC_PCI_X_BUS                                              \
 186         UUID_LE(0xC5753963, 0x3B84, 0x4095, 0xBF, 0x78, 0xED, 0xDA,     \
 187                 0xD3, 0xF9, 0xC9, 0xDD)
 188 /* PCI Component/Device */
 189 #define CPER_SEC_PCI_DEV                                                \
 190         UUID_LE(0xEB5E4685, 0xCA66, 0x4769, 0xB6, 0xA2, 0x26, 0x06,     \
 191                 0x8B, 0x00, 0x13, 0x26)
 192 #define CPER_SEC_DMAR_GENERIC                                           \
 193         UUID_LE(0x5B51FEF7, 0xC79D, 0x4434, 0x8F, 0x1B, 0xAA, 0x62,     \
 194                 0xDE, 0x3E, 0x2C, 0x64)
 195 /* Intel VT for Directed I/O specific DMAr */
 196 #define CPER_SEC_DMAR_VT                                                \
 197         UUID_LE(0x71761D37, 0x32B2, 0x45cd, 0xA7, 0xD0, 0xB0, 0xFE,     \
 198                 0xDD, 0x93, 0xE8, 0xCF)
 199 /* IOMMU specific DMAr */
 200 #define CPER_SEC_DMAR_IOMMU                                             \
 201         UUID_LE(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F,     \
 202                 0xDF, 0xAA, 0x84, 0xEC)
 203
 204 /*
 205  * All tables and structs must be byte-packed to match CPER
 206  * specification, since the tables are provided by the system BIOS
 207  */
 208 #pragma pack(1)
 209
 210 struct cper_record_header {
 211         char    signature[CPER_SIG_SIZE];       /* must be CPER_SIG_RECORD */
 212         __u16   revision;                       /* must be CPER_RECORD_REV */
 213         __u32   signature_end;                  /* must be CPER_SIG_END */
 214         __u16   section_count;
 215         __u32   error_severity;
 216         __u32   validation_bits;
 217         __u32   record_length;
 218         __u64   timestamp;
 219         uuid_le platform_id;
 220         uuid_le partition_id;
 221         uuid_le creator_id;
 222         uuid_le notification_type;
 223         __u64   record_id;
 224         __u32   flags;
 225         __u64   persistence_information;
 226         __u8    reserved[12];                   /* must be zero */
 227 };
 228
 229 struct cper_section_descriptor {
 230         __u32   section_offset;         /* Offset in bytes of the
 231                                          *  section body from the base
 232                                          *  of the record header */
 233         __u32   section_length;
 234         __u16   revision;               /* must be CPER_RECORD_REV */
 235         __u8    validation_bits;
 236         __u8    reserved;               /* must be zero */
 237         __u32   flags;
 238         uuid_le section_type;
 239         uuid_le fru_id;
 240         __u32   section_severity;
 241         __u8    fru_text[20];
 242 };
 243
 244 /* Generic Processor Error Section */
 245 struct cper_sec_proc_generic {
 246         __u64   validation_bits;
 247         __u8    proc_type;
 248         __u8    proc_isa;
 249         __u8    proc_error_type;
 250         __u8    operation;
 251         __u8    flags;
 252         __u8    level;
 253         __u16   reserved;
 254         __u64   cpu_version;
 255         char    cpu_brand[128];
 256         __u64   proc_id;
 257         __u64   target_addr;
 258         __u64   requestor_id;
 259         __u64   responder_id;
 260         __u64   ip;
 261 };
 262
 263 /* IA32/X64 Processor Error Section */
 264 struct cper_sec_proc_ia {
 265         __u64   validation_bits;
 266         __u8    lapic_id;
 267         __u8    cpuid[48];
 268 };
 269
 270 /* IA32/X64 Processor Error Infomation Structure */
 271 struct cper_ia_err_info {
 272         uuid_le err_type;
 273         __u64   validation_bits;
 274         __u64   check_info;
 275         __u64   target_id;
 276         __u64   requestor_id;
 277         __u64   responder_id;
 278         __u64   ip;
 279 };
 280
 281 /* IA32/X64 Processor Context Information Structure */
 282 struct cper_ia_proc_ctx {
 283         __u16   reg_ctx_type;
 284         __u16   reg_arr_size;
 285         __u32   msr_addr;
 286         __u64   mm_reg_addr;
 287 };
 288
 289 /* Memory Error Section */
 290 struct cper_sec_mem_err {
 291         __u64   validation_bits;
 292         __u64   error_status;
 293         __u64   physical_addr;
 294         __u64   physical_addr_mask;
 295         __u16   node;
 296         __u16   card;
 297         __u16   module;
 298         __u16   bank;
 299         __u16   device;
 300         __u16   row;
 301         __u16   column;
 302         __u16   bit_pos;
 303         __u64   requestor_id;
 304         __u64   responder_id;
 305         __u64   target_id;
 306         __u8    error_type;
 307 };
 308
 309 /* Reset to default packing */
 310 #pragma pack()
 311
 312 u64 cper_next_record_id(void);
 313
 314 #endif